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Tutors Answer Your Questions about Distributive-associative-commutative-properties (FREE)
Question 1170955: IQ is normally distributed with a mean of 100 and a standard deviation of 15.
a) Suppose one individual is randomly chosen. Find the probability that this person has an IQ greater than 95.
Write your answer in percent form. Round to the nearest tenth of a percent.
P
P
(IQ greater than 95) = %
b) Suppose one individual is randomly chosen. Find the probability that this person has an IQ less than 125.
Write your answer in percent form. Round to the nearest tenth of a percent.
P
P
(IQ less than 125) = %
c) In a sample of 600 people, how many people would have an IQ less than 110?
people
d) In a sample of 600 people, how many people would have an IQ greater than 140?
people
Click here to see answer by CPhill(2189)   |
Question 1179598: Write a proof for each of the following.
1. Given: 𝑚∠1 = 90°;∠1 ≅ ∠2
Prove: ∠2 is a right angle
2. Given: 3(x + 1) = 6(x - 3)
Prove: x = 7
3. Given: 𝑚∠1 = 180°;∠1 ≅ ∠2; 𝑚∠2 ≅ 𝑚∠3
Prove: ∠3 is a straight angle.
4. Given 8.5s - 81.7 = -9.23s + 148.79
Prove: s = 13
Click here to see answer by CPhill(2189) |
Question 1179644: 1. Given: 𝑚∠1 = 90°;∠1 ≅ ∠2
Prove: ∠2 is a right angle
2. Given: 3(x + 1) = 6(x - 3)
Prove: x = 7
3. Given: 𝑚∠1 = 180°;∠1 ≅ ∠2; 𝑚∠2 ≅ 𝑚∠3
Prove: ∠3 is a straight angle.
4. Given 8.5s - 81.7 = -9.23s + 148.79
Prove: s = 13
Click here to see answer by CPhill(2189) |
Question 1182545: In the 1992 presidential election, Alaska's 40 election districts averaged 2150 votes per district for President Clinton.
The standard deviation was 593.
(There are only 40 election districts in Alaska).
The distribution of the votes per district for President Clinton was bell-shaped.
Let X = number of votes for President Clinton for an election district.
Round all answers except part e. to 4 decimals.
a. What is the distribution of X?
X - N = 2150,593
b. Is 2150 a population mean or sample mean? Mean
c. Find the probability that a randomly selected district had fewer than 2142 votes for President Clinton.
d. Find the probability that a randomly selected district had between 2291 and 2561 votes for President Clinton.
e. Find the third quartile for votes President Clinton.
Round to the nearest whole number
Click here to see answer by CPhill(2189) |
Question 1206996: To expand its business, Kingston Outlet Factory would like to issue a bond with par value of
₱1,000, coupon rate 10%, and maturity of 10 years. Calculate the bond amount given each of the
required rate of return.
a. 85%? b. 10%? c. 12%
Click here to see answer by Theo(13342)  |
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